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1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #include "ash/common/wm/always_on_top_controller.h" | 5 #include "ash/common/wm/always_on_top_controller.h" |
6 | 6 |
7 #include "ash/common/shell_window_ids.h" | 7 #include "ash/common/shell_window_ids.h" |
8 #include "ash/common/wm/wm_window.h" | |
9 #include "ash/common/wm/wm_window_property.h" | |
10 #include "ash/common/wm/workspace/workspace_layout_manager.h" | 8 #include "ash/common/wm/workspace/workspace_layout_manager.h" |
11 #include "ash/common/wm/workspace/workspace_layout_manager_delegate.h" | 9 #include "ash/common/wm/workspace/workspace_layout_manager_delegate.h" |
| 10 #include "ash/common/wm_window.h" |
| 11 #include "ash/common/wm_window_property.h" |
12 #include "base/memory/ptr_util.h" | 12 #include "base/memory/ptr_util.h" |
13 | 13 |
14 namespace ash { | 14 namespace ash { |
15 | 15 |
16 AlwaysOnTopController::AlwaysOnTopController(wm::WmWindow* viewport) | 16 AlwaysOnTopController::AlwaysOnTopController(WmWindow* viewport) |
17 : always_on_top_container_(viewport) { | 17 : always_on_top_container_(viewport) { |
18 always_on_top_container_->SetLayoutManager( | 18 always_on_top_container_->SetLayoutManager( |
19 base::WrapUnique(new WorkspaceLayoutManager(viewport, nullptr))); | 19 base::WrapUnique(new WorkspaceLayoutManager(viewport, nullptr))); |
20 // Container should be empty. | 20 // Container should be empty. |
21 DCHECK(always_on_top_container_->GetChildren().empty()); | 21 DCHECK(always_on_top_container_->GetChildren().empty()); |
22 always_on_top_container_->AddObserver(this); | 22 always_on_top_container_->AddObserver(this); |
23 } | 23 } |
24 | 24 |
25 AlwaysOnTopController::~AlwaysOnTopController() { | 25 AlwaysOnTopController::~AlwaysOnTopController() { |
26 if (always_on_top_container_) | 26 if (always_on_top_container_) |
27 always_on_top_container_->RemoveObserver(this); | 27 always_on_top_container_->RemoveObserver(this); |
28 } | 28 } |
29 | 29 |
30 wm::WmWindow* AlwaysOnTopController::GetContainer(wm::WmWindow* window) const { | 30 WmWindow* AlwaysOnTopController::GetContainer(WmWindow* window) const { |
31 DCHECK(always_on_top_container_); | 31 DCHECK(always_on_top_container_); |
32 if (window->GetBoolProperty(wm::WmWindowProperty::ALWAYS_ON_TOP)) | 32 if (window->GetBoolProperty(WmWindowProperty::ALWAYS_ON_TOP)) |
33 return always_on_top_container_; | 33 return always_on_top_container_; |
34 return always_on_top_container_->GetRootWindow()->GetChildByShellWindowId( | 34 return always_on_top_container_->GetRootWindow()->GetChildByShellWindowId( |
35 kShellWindowId_DefaultContainer); | 35 kShellWindowId_DefaultContainer); |
36 } | 36 } |
37 | 37 |
38 // TODO(rsadam@): Refactor so that this cast is unneeded. | 38 // TODO(rsadam@): Refactor so that this cast is unneeded. |
39 WorkspaceLayoutManager* AlwaysOnTopController::GetLayoutManager() const { | 39 WorkspaceLayoutManager* AlwaysOnTopController::GetLayoutManager() const { |
40 return static_cast<WorkspaceLayoutManager*>( | 40 return static_cast<WorkspaceLayoutManager*>( |
41 always_on_top_container_->GetLayoutManager()); | 41 always_on_top_container_->GetLayoutManager()); |
42 } | 42 } |
43 | 43 |
44 void AlwaysOnTopController::SetLayoutManagerForTest( | 44 void AlwaysOnTopController::SetLayoutManagerForTest( |
45 std::unique_ptr<WorkspaceLayoutManager> layout_manager) { | 45 std::unique_ptr<WorkspaceLayoutManager> layout_manager) { |
46 always_on_top_container_->SetLayoutManager(std::move(layout_manager)); | 46 always_on_top_container_->SetLayoutManager(std::move(layout_manager)); |
47 } | 47 } |
48 | 48 |
49 void AlwaysOnTopController::OnWindowTreeChanged( | 49 void AlwaysOnTopController::OnWindowTreeChanged( |
50 wm::WmWindow* window, | 50 WmWindow* window, |
51 const TreeChangeParams& params) { | 51 const TreeChangeParams& params) { |
52 if (params.old_parent == always_on_top_container_) | 52 if (params.old_parent == always_on_top_container_) |
53 params.target->RemoveObserver(this); | 53 params.target->RemoveObserver(this); |
54 else if (params.new_parent == always_on_top_container_) | 54 else if (params.new_parent == always_on_top_container_) |
55 params.target->AddObserver(this); | 55 params.target->AddObserver(this); |
56 } | 56 } |
57 | 57 |
58 void AlwaysOnTopController::OnWindowPropertyChanged( | 58 void AlwaysOnTopController::OnWindowPropertyChanged(WmWindow* window, |
59 wm::WmWindow* window, | 59 WmWindowProperty property) { |
60 wm::WmWindowProperty property) { | |
61 if (window != always_on_top_container_ && | 60 if (window != always_on_top_container_ && |
62 property == wm::WmWindowProperty::ALWAYS_ON_TOP) { | 61 property == WmWindowProperty::ALWAYS_ON_TOP) { |
63 DCHECK(window->GetType() == ui::wm::WINDOW_TYPE_NORMAL || | 62 DCHECK(window->GetType() == ui::wm::WINDOW_TYPE_NORMAL || |
64 window->GetType() == ui::wm::WINDOW_TYPE_POPUP); | 63 window->GetType() == ui::wm::WINDOW_TYPE_POPUP); |
65 wm::WmWindow* container = GetContainer(window); | 64 WmWindow* container = GetContainer(window); |
66 if (window->GetParent() != container) | 65 if (window->GetParent() != container) |
67 container->AddChild(window); | 66 container->AddChild(window); |
68 } | 67 } |
69 } | 68 } |
70 | 69 |
71 void AlwaysOnTopController::OnWindowDestroying(wm::WmWindow* window) { | 70 void AlwaysOnTopController::OnWindowDestroying(WmWindow* window) { |
72 if (window == always_on_top_container_) { | 71 if (window == always_on_top_container_) { |
73 always_on_top_container_->RemoveObserver(this); | 72 always_on_top_container_->RemoveObserver(this); |
74 always_on_top_container_ = nullptr; | 73 always_on_top_container_ = nullptr; |
75 } | 74 } |
76 } | 75 } |
77 | 76 |
78 } // namespace ash | 77 } // namespace ash |
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